Quarterly report [Sections 13 or 15(d)]

Summary of Significant Accounting Policies - Segments (Details)

v3.26.1
Summary of Significant Accounting Policies - Segments (Details)
$ in Thousands
3 Months Ended
Mar. 31, 2026
USD ($)
segment
Mar. 31, 2025
USD ($)
Summary of Significant Accounting Policies    
Number of reportable segments | segment 1  
Sales $ 3,931  
U3O8 product costs 2,687  
Lower of cost or NRV adjustments   $ 2,598
Cost of sales 2,687 2,598
Gross profit (loss) 1,244 (2,598)
Exploration and evaluation 2,279 1,044
Development 14,946 9,743
General and administration 3,923 2,173
Accretion of asset retirement obligations 429 277
Operating costs 21,577 13,237
Operating profit (loss) (20,333) (15,835)
Interest income 765 867
Interest expense (2,946) (266)
Mark to market gain (loss) (6,363) 4,310
Foreign exchange gain (loss) (639)  
Other income (loss) 741 26
Net income (loss) (28,775) (10,898)
U3O8 sales    
Summary of Significant Accounting Policies    
Sales 3,904  
Disposal fees    
Summary of Significant Accounting Policies    
Sales 27  
Single operating segment    
Summary of Significant Accounting Policies    
Sales 3,931  
U3O8 product costs 2,687  
Lower of cost or NRV adjustments   2,598
Cost of sales 2,687 2,598
Gross profit (loss) 1,244 (2,598)
Exploration and evaluation 2,279 1,044
Development 14,946 9,743
General and administration 3,923 2,173
Accretion of asset retirement obligations 429 277
Operating costs 21,577 13,237
Operating profit (loss) (20,333) (15,835)
Interest income 765 867
Interest expense (2,946) (266)
Mark to market gain (loss) (6,363) 4,310
Foreign exchange gain (loss) (639)  
Other income (loss) 741 26
Net income (loss) (28,775) $ (10,898)
Single operating segment | U3O8 sales    
Summary of Significant Accounting Policies    
Sales 3,904  
Single operating segment | Disposal fees    
Summary of Significant Accounting Policies    
Sales $ 27